<template>
	<view class="content">
		<image :class="className" src="/static/logo.png"></image>
		<view class="text-area">
			<text class="title" v-on:click="open">{{title}}</text>
		</view>
		<view>
			<view>{{ number + 1 }}</view>
			<view>{{ ok ? 'YES' : 'NO' }}</view>
			<view>{{ message.split('').reverse().join('')}}</view>
		</view>
	</view>
	<button @click="handleClick('参数1')">按钮1</button>
	<button @click="handleClick(dynamicParam)">按钮2</button>
	<button @click="handleClick('参数A','参数B',$event)">按钮3</button>
	<button @click="(e)=> handleButton('点击事件',e)">带事件对象</button>
	<view class="modelclass">
		<input v-model="message" placeholder="edit me">
		<text>Message is: {{ message }}</text>
	</view>
	<view class="content">
	<view v-if="!raining">今天天气真好</view>
	<view v-if="raining">下雨天，只能在家呆着了</view>
	<view v-if="state ==='vue'">state的值是 Vue</view>
	<view>State is {{state?'vue':'APP'}}</view>
	<view>
		<view v-if="state === 'vue'">uni-app</view>
		<view v-else-if="state === 'html'">HTML</view>
		<view v-else>APP</view>
	</view>
	</view>
	<view class="content">
		<view v-for="item in arr" style="color: #ff0000;">
			{{item}}
		</view>
		<view v-for="(item,index) in 4" style="color: #00ff00;">
			<view :class="'list-'+ index%2">{{index%2}}</view>
		</view>
		<view v-for="(value,name,index) in object">
			{{index}}.{{name}}:{{value}}
		</view>
		<view v-for="item in arr":key="item.id">
			<view style="color: #0000ff;">{{item.id}}:{{item.name}}</view>
		</view>
		
	</view>
	
</template>

<script>
	export default {
		data() {
			return {
				title:'Hello UniAPP',
				className:"smalllogo",
				number:1,
				ok:true,
				message:'',
				dynamicParam:"我是动态参数",
				raining:false,
				state:'vue',
				arr:[
					{id:1,name:'uni-app'},
					{id:2,name:'HTML'}
				],
				object:{
					title:'How to do lists in Vue',
					author:'Jane Doe',
					publishedAt:'2020-04-10'
				}
			}
		},
		methods: {
			open(){
				this.title="opening a new Page";
				this.className = 'logo'
			},
			handleClick(paraml,param2,event){
				console.log("参数1:",paraml)
				console.log("参数2:",param2)
				console.log("事件对象:",event)
			},
			handleButton(msg,event){
				console.log('接收的消息:',msg)
				console.log('事件对象:',event)
				console.log('按钮文本:',event.target.textContent)
			}
		}
		
	}
</script>

<style>
	.content{
		display: flex;
		flex-direction: column;
		align-items: center;
		justify-content: center;
		
		
	}
	.logo{
		height: 200rpx;
		width: 200rpx;
		margin-top: 200rpx;
		margin-left: auto;
		margin-right: auto;
		margin-bottom: 50rpx;
	}
	.smalllogo{
		height: 50rpx;
		width: 50rpx;
		margin-top: 200rpx;
		margin-left: auto;
		margin-right: auto;
		margin-bottom: 50rpx;
	}
</style>
